net: Wan/cosa.c: Convert "mutex" to semaphore
Get rid of init_MUTEX[_LOCKED]() and use sema_init() instead. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Christoph Hellwig <hch@infradead.org> Acked-by: "David S. Miller" <davem@davemloft.net> LKML-Reference: <20100907125055.557578360@linutronix.de>
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@ -575,7 +575,7 @@ static int cosa_probe(int base, int irq, int dma)
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/* Initialize the chardev data structures */
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mutex_init(&chan->rlock);
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init_MUTEX(&chan->wsem);
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sema_init(&chan->wsem, 1);
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/* Register the network interface */
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if (!(chan->netdev = alloc_hdlcdev(chan))) {
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